@import url("https://fonts.googleapis.com/css2?family=Dancing+Script:wght@400;700&family=Poppins:wght@100;200;300;400;500;600&display=swap");

:root {
  /* --- TEMA CLARO (Default Calma) --- */
  --bg-body: #f4f7f6;
  --bg-card: #ffffff;
  --bg-nav: rgba(255, 255, 255, 0.85);
  --color-pink: #ff8fa3; /* Rosa más vibrante para fondo claro */
  --color-pink-dark: #ff6b81;
  --color-green: #5ebec4; /* Verde más legible para fondo claro */
  --color-text: #2d3436;
  --color-muted: #636e72;
  --color-border: #dfe6e9;
  --shadow-card: rgba(0, 0, 0, 0.05);

  --font-title: "Dancing Script", cursive;
  --font-body: "Poppins", sans-serif;
}

[data-theme="dark"] {
  /* --- TEMA OSCURO (Estilo Loby) --- */
  --bg-body: #101010;
  --bg-card: #1a1a1a;
  --bg-nav: rgba(20, 20, 20, 0.9);
  --color-pink: #ffb7b2; /* Pastel para fondo oscuro */
  --color-pink-dark: #ff9e99;
  --color-green: #a0e7e5;
  --color-text: #e0e0e0;
  --color-muted: #b0b0b0;
  --color-border: #333333;
  --shadow-card: rgba(0, 0, 0, 0.3);
}

/* Reset & Base */
* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

html,
body {
  margin: 0;
  padding: 0;
  background-color: var(--bg-body);
  font-family: var(--font-body);
  color: var(--color-text);
  scroll-behavior: smooth;
  transition: background-color 0.4s ease, color 0.3s ease; /* Transición suave de tema */
}

body {
  overflow-x: hidden;
}

/* Layout */
.main-container {
  width: 100%;
  overflow-y: auto;
  scroll-snap-type: y mandatory;
}

section,
header {
  min-height: 100vh;
  width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 80px 20px;
  scroll-snap-align: start;
  position: relative;
}

/* Typography */
h1,
h2,
h3 {
  margin: 0;
}

.hero-title {
  font-family: var(--font-title);
  font-size: clamp(3.5rem, 10vw, 6rem);
  color: var(--color-pink);
  text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.1);
}

.section-intro h2 {
  font-family: var(--font-title);
  font-size: clamp(2.5rem, 6vw, 4rem);
  color: var(--color-text); /* Cambiado a text para adaptarse al modo claro */
  margin-bottom: 20px;
}

.section-intro p {
  font-size: 1.1rem;
  background: linear-gradient(
    45deg,
    var(--color-pink-dark),
    var(--color-green)
  );
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  max-width: 700px;
  text-align: center;
  margin: 0 auto 40px;
  font-weight: 500;
}

/* Hero Section */
.hero-section {
  background: radial-gradient(
    circle at center,
    rgba(255, 183, 178, 0.25),
    var(--bg-body) 70%
  );
  text-align: center;
}

.hero-logo {
  width: 180px;
  height: 180px;
  object-fit: contain;
  animation: float 4s ease-in-out infinite;
  filter: drop-shadow(0 5px 15px rgba(0, 0, 0, 0.1));
}
@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-15px);
  }
}

/* Cards Grid */
.grid-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  width: 100%;
  max-width: 1200px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 0;
  overflow: hidden;
  box-shadow: 0 4px 6px var(--shadow-card);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-pink);
  box-shadow: 0 15px 30px var(--shadow-card);
}

.icon-wrapper {
  height: 150px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(
    circle at center,
    rgba(255, 183, 178, 0.1),
    var(--bg-card)
  );
  border-bottom: 1px solid var(--color-border);
}
.icon-wrapper svg {
  width: 60px;
  height: 60px;
  stroke: var(--color-pink);
}

.card-content {
  padding: 30px;
}
.card-content h3 {
  font-family: var(--font-title);
  font-size: 1.8rem;
  color: var(--color-pink-dark);
  margin-bottom: 15px;
}

/* Demo Section Specifics */
.danger-border {
  border-color: #ff6b6b;
}
.success-border {
  border-color: var(--color-green);
}
.status-danger {
  color: #ff6b6b;
  font-family: var(--font-body);
  padding: 20px 20px 0;
  font-size: 1.2rem;
}
.status-success {
  color: var(--color-green);
  font-family: var(--font-body);
  padding: 20px 20px 0;
  font-size: 1.2rem;
}

.terminal-mockup {
  background: var(--bg-body); /* Adaptable */
  padding: 20px;
  margin: 20px;
  border-radius: 8px;
  border: 1px solid var(--color-border);
}

.bubble {
  padding: 10px 15px;
  border-radius: 15px;
  margin-bottom: 10px;
  font-size: 0.9rem;
}
.bubble.user {
  background: var(--color-text);
  color: var(--bg-card);
  border-bottom-right-radius: 2px;
  text-align: right;
  margin-left: auto;
  width: fit-content;
}
.bubble.ai {
  background: rgba(160, 231, 229, 0.15);
  color: #008f88;
  border: 1px solid var(--color-green);
  border-bottom-left-radius: 2px;
  width: fit-content;
}
[data-theme="dark"] .bubble.ai {
  color: var(--color-green);
} /* Ajuste texto IA en oscuro */

.meta-text {
  font-size: 0.8rem;
  margin-top: 5px;
}
.meta-text.danger {
  color: #ff6b6b;
}
.meta-text.success {
  color: var(--color-green);
}

/* Download Section */
.download-bg {
  background: radial-gradient(
    circle at center,
    rgba(160, 231, 229, 0.1),
    var(--bg-body)
  );
  text-align: center;
}
.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(45deg, var(--color-pink), var(--color-pink-dark));
  color: #fff;
  padding: 18px 40px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.2rem;
  margin: 30px 0 10px;
  transition: transform 0.3s, box-shadow 0.3s;
  box-shadow: 0 4px 15px rgba(255, 107, 129, 0.3);
}
.btn-download:hover {
  transform: scale(1.05);
  box-shadow: 0 8px 25px rgba(255, 107, 129, 0.5);
}
small {
  display: block;
  color: var(--color-muted);
  margin-top: 10px;
}

/* Sticky Navbar */
.nav-sticky {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  background: var(--bg-nav);
  backdrop-filter: blur(10px);
  padding: 8px 15px;
  border-radius: 50px;
  border: 1px solid var(--color-border);
  gap: 15px;
  z-index: 1000;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transition: background 0.3s ease, border-color 0.3s ease;
}

.scroll-link,
.theme-btn {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  color: var(--color-text);
  border-radius: 50%;
  transition: all 0.2s;
  cursor: pointer;
  background: transparent;
  border: none;
  padding: 0;
}

.scroll-link:hover,
.scroll-link.active {
  background: var(--color-pink);
  color: #fff;
  transform: scale(1.1);
}
.theme-btn:hover {
  background: var(--color-border);
  color: var(--color-pink-dark);
  transform: rotate(15deg);
}

/* Separador Vertical Navbar */
.nav-divider {
  width: 1px;
  height: 24px;
  background-color: var(--color-border);
  align-self: center;
  margin: 0 5px;
}

/* Footer */
.main-footer {
  padding: 40px 20px;
  text-align: center;
  border-top: 1px solid var(--color-border);
  background-color: var(--bg-card);
  color: var(--color-muted);
  font-size: 0.9rem;
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: center;
}

.dev-link {
  color: var(--color-pink-dark);
  text-decoration: none;
  font-weight: 600;
  border: 1px solid var(--color-border);
  padding: 8px 20px;
  border-radius: 20px;
  transition: all 0.3s ease;
  display: inline-block;
}

.dev-link:hover {
  background: var(--color-pink);
  color: white;
  border-color: var(--color-pink);
  transform: translateY(-2px);
}

/* Scroll Indicator */
.scroll-down-indicator {
  position: absolute;
  bottom: 30px;
  width: 24px;
  height: 40px;
  border: 2px solid var(--color-pink);
  border-radius: 20px;
  cursor: pointer;
}
.scroll-down-indicator::before {
  content: "";
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 6px;
  height: 6px;
  background: var(--color-pink);
  border-radius: 50%;
  animation: scroll-bob 2s infinite;
}
@keyframes scroll-bob {
  0% {
    transform: translate(-50%, 0);
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
  100% {
    transform: translate(-50%, 15px);
    opacity: 0;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 3.5rem;
  }
  .grid-container {
    grid-template-columns: 1fr;
  }
  section {
    padding: 60px 20px;
  }
  .section-intro h2 {
    text-align: center;
  }
}

/* --- Efecto Click Hojitas --- */
.leaf-particle {
  position: fixed;
  top: 0;
  left: 0;
  width: 20px;
  height: 20px;
  pointer-events: none; /* Para que no interfiera con otros clicks */
  z-index: 9999;
  animation: float-leaf 1.2s ease-out forwards;
}

@keyframes float-leaf {
  0% {
    opacity: 1;
    transform: translate(var(--x-start), var(--y-start)) scale(0.5) rotate(0deg);
  }
  100% {
    opacity: 0;
    transform: translate(var(--x-end), var(--y-end)) scale(1)
      rotate(var(--rotate));
  }
}